# if elif else

score = 100
if score > 90:
    print("非常好")
elif score > 80:
    print("优秀")
elif score > 60:
    print("及格")
else:
    print("不及格")

match score:
    case 100:
        print(100)
    case 80:
        print(80)
    case 60:
        print(60)
    case _:
        print(0)